One problem related to turn signal has been reported for the 2005 Buick Lacrosse. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Buick Lacrosse based on all problems reported for the 2005 Lacrosse.
My vehicle started flashing, chiming, giving service abs, service tc, service brakes messages, air bag indicator lit up,and turn signals started having longer and longer pauses between clicks at random times during a two week period. I took the vehicle for a computer diagnostic. I was notified everything indicated the instrument panel is the problem: the computer is not connecting to the various parts of the vehicle.
| Exterior Lighting problems | |
| Headlights problems | |
| Headlight Switch problems | |
| Turn Signal problems |